@txdfe/at/es/badge/sup.js

一个设计体系组件库

function _typeof(o) { "@babel/helpers - typeof"; return _typeof = "function" == typeof Symbol && "symbol" == typeof Symbol.iterator ? function (o) { return typeof o; } : function (o) { return o && "function" == typeof Symbol && o.constructor === Symbol && o !== Symbol.prototype ? "symbol" : typeof o; }, _typeof(o); }
function _classCallCheck(a, n) { if (!(a instanceof n)) throw new TypeError("Cannot call a class as a function"); }
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function _createClass(e, r, t) { return r && _defineProperties(e.prototype, r), t && _defineProperties(e, t), Object.defineProperty(e, "prototype", { writable: !1 }), e; }
function _callSuper(t, o, e) { return o = _getPrototypeOf(o), _possibleConstructorReturn(t, _isNativeReflectConstruct() ? Reflect.construct(o, e || [], _getPrototypeOf(t).constructor) : o.apply(t, e)); }
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function _assertThisInitialized(e) { if (void 0 === e) throw new ReferenceError("this hasn't been initialised - super() hasn't been called"); return e; }
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function _getPrototypeOf(t) { return _getPrototypeOf = Object.setPrototypeOf ? Object.getPrototypeOf.bind() : function (t) { return t.__proto__ || Object.getPrototypeOf(t); }, _getPrototypeOf(t); }
function _inherits(t, e) { if ("function" != typeof e && null !== e) throw new TypeError("Super expression must either be null or a function"); t.prototype = Object.create(e && e.prototype, { constructor: { value: t, writable: !0, configurable: !0 } }), Object.defineProperty(t, "prototype", { writable: !1 }), e && _setPrototypeOf(t, e); }
function _setPrototypeOf(t, e) { return _setPrototypeOf = Object.setPrototypeOf ? Object.setPrototypeOf.bind() : function (t, e) { return t.__proto__ = e, t; }, _setPrototypeOf(t, e); }
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function _toPropertyKey(t) { var i = _toPrimitive(t, "string"); return "symbol" == _typeof(i) ? i : i + ""; }
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import React, { Component } from 'react';
import PropTypes from 'prop-types';
import classNames from 'classnames';
import Animate from '../animate';
import { support, dom } from '../util';

/**
 * badge sup component
 */

// util::getDigitArray
var getDigitArray = function getDigitArray(num) {
  return num.toString().split('').reverse().map(function (i) {
    return parseInt(i, 10);
  });
};
var Sup = /*#__PURE__*/function (_Component) {
  function Sup(props) {
    var _this;
    _classCallCheck(this, Sup);
    _this = _callSuper(this, Sup, [props]);

    // 记录最后一次显示的数字
    _this.lastCount = 0;
    return _this;
  }
  _inherits(Sup, _Component);
  return _createClass(Sup, [{
    key: "componentDidMount",
    value: function componentDidMount() {
      this.computeStyle(true);
    }
  }, {
    key: "UNSAFE_componentWillReceiveProps",
    value: function UNSAFE_componentWillReceiveProps(nextProps) {
      if ('count' in nextProps) {
        if (nextProps.count !== this.props.count) {
          this.lastCount = this.props.count;
        }
      }
    }
  }, {
    key: "componentDidUpdate",
    value: function componentDidUpdate(prevProps) {
      var _this2 = this;
      if (prevProps.count !== this.props.count) {
        this.computeStyle(false);

        // NOTE why called `computeStyle` again after 300ms ?
        setTimeout(function () {
          _this2.computeStyle(true, true);
        }, 300);
      }
    }
  }, {
    key: "computeStyle",
    value: function computeStyle(removeTransition, revert) {
      var _this3 = this;
      var _this$props = this.props,
        prefix = _this$props.prefix,
        count = _this$props.count,
        overflowCount = _this$props.overflowCount;
      if (count < 0) {
        return;
      }
      var supNode = this.refs.sup;
      if (supNode && dom.hasClass(supNode, "".concat(prefix, "badge-count"))) {
        var scrollNums = supNode.querySelectorAll(".".concat(prefix, "badge-scroll-number-only"));
        if (scrollNums.length) {
          var _window$getComputedSt = window.getComputedStyle(supNode),
            height = _window$getComputedSt.height;
          scrollNums = [].slice.call(scrollNums, 0).reverse();
          getDigitArray(count).forEach(function (digit, i) {
            var position = _this3.getPositionByDigit(digit, i, revert);
            // transform用百分比，防止缩放时的取整
            // 不支持的保留精度，防止出现小数情况
            var transformTo = -position * parseFloat(height);
            removeTransition = removeTransition || typeof getDigitArray(_this3.lastCount)[i] === 'undefined' || _this3.lastCount > overflowCount || _this3.lastCount <= 0;
            var scrollStyle = support.animation ? {
              transition: _this3.props.noTransition || removeTransition ? 'none' : 'transform .3s cubic-bezier(.645, .045, .355, 1), -webkit-transform .3s cubic-bezier(.645, .045, .355, 1)',
              WebkitTransform: "translateY(".concat(-position * 100, "%)"),
              transform: "translateY(".concat(-position * 100, "%)"),
              height: height,
              lineHeight: height
            } : {
              top: "".concat(transformTo, "px"),
              height: height,
              lineHeight: height
            };
            Object.keys(scrollStyle).forEach(function (key) {
              scrollNums[i].style[key] = scrollStyle[key];
            });
          });
        }
      }
    }
  }, {
    key: "getPositionByDigit",
    value: function getPositionByDigit(digit, i, revert) {
      if (revert) {
        return 10 + digit;
      }
      var lastDigit = getDigitArray(this.lastCount)[i] || 0;
      if (this.props.count > this.lastCount) {
        return (digit >= lastDigit ? 10 : 20) + digit;
      }
      if (digit <= lastDigit) {
        return 10 + digit;
      }
      return digit;
    }
  }, {
    key: "render",
    value: function render() {
      var _this$props2 = this.props,
        prefix = _this$props2.prefix,
        count = _this$props2.count,
        showZero = _this$props2.showZero,
        overflowCount = _this$props2.overflowCount,
        dot = _this$props2.dot,
        noTransition = _this$props2.noTransition,
        style = _this$props2.style,
        content = _this$props2.content;
      var supClasses = classNames("".concat(prefix, "badge-scroll-number"), _defineProperty(_defineProperty(_defineProperty({}, "".concat(prefix, "badge-count"), !!count || count === 0 && showZero), "".concat(prefix, "badge-dot"), dot), "".concat(prefix, "badge-custom"), !!content));
      var children = null;
      var show = dot || count > 0 || count === 0 && showZero || content;
      if (count > 0 || count === 0 && showZero) {
        var realCount = overflowCount > 0 && count > overflowCount ? "".concat(overflowCount, "+") : count;
        children = isNaN(realCount) ? realCount : Sup.renderNumber(prefix, count);
      } else if (content) {
        children = content;
      }

      // const animation = {
      //   appear: 'zoomIn',
      //   enter: 'zoomIn',
      //   leave: 'zoomOut',
      // };

      // const wrapper = support.animation ? <Animate animation={animation} /> : <span />;
      var wrapper = /*#__PURE__*/React.createElement("span", null);
      var element = show ? /*#__PURE__*/React.createElement("sup", {
        ref: "sup",
        className: supClasses,
        style: style
      }, children) : null;
      return /*#__PURE__*/React.cloneElement(wrapper, {}, element);
    }
  }], [{
    key: "renderDigit",
    value:
    // 单排可滚动的数字列表
    function renderDigit(prefix, digit, key) {
      var children = [];
      for (var i = 0; i < 30; i++) {
        children.push(/*#__PURE__*/React.createElement("span", {
          key: i
        }, i % 10));
      }
      return /*#__PURE__*/React.createElement("span", {
        className: "".concat(prefix, "badge-scroll-number-only"),
        key: key
      }, children);
    }

    // 可滚动数字组
  }, {
    key: "renderNumber",
    value: function renderNumber(prefix, count) {
      return getDigitArray(count).map(function (digit, i) {
        return Sup.renderDigit(prefix, digit, i);
      }).reverse();
    }
  }]);
}(Component);
_defineProperty(Sup, "propTypes", {
  prefix: PropTypes.string,
  count: PropTypes.number,
  showZero: PropTypes.bool,
  overflowCount: PropTypes.number,
  content: PropTypes.node,
  dot: PropTypes.bool,
  noTransition: PropTypes.bool,
  // 是否显示滚动动画，tabs 中的 badge 默认不显示
  style: PropTypes.object
});
_defineProperty(Sup, "defaultProps", {
  prefix: 'next-',
  count: 0,
  showZero: false,
  overflowCount: 99,
  dot: false,
  noTransition: false
});
export { Sup as default };